8th Standard Science Chapter-2 November 30, 2020December 26, 2020wefru 8th Standard Science Chapter-2 quiz 1 Created on November 30, 2020 By wefru 8th Standard Science Chapter 2 CHECK YOUR SKILLS BROADLY 1 / 10 11. Weeds are controlled by chemicals called _________. Pesticides Fungicides Weedicides Insecticides 2 / 10 12. Which type of irrigation is similar to rainfall? Moat Sprinkler system Rahat Drip system 3 / 10 13. What are the advantages of preparing the soil? All of these. Makes decomposition by microbes easier. Makes the top soil nutrient rich. Allows roots to penetrate the soil easily. 4 / 10 14. Arrange the following agricultural practices in the order in which they are followed.HarvestingSowingStorageIrrigationPreparation of soil 1→2→3→4→5 5→2→4→1→3 2→1→3→5→4 5→3→4→1→2 5 / 10 15. The process of loosening and turning the soil is known as: Winnowing Ploughing Harvesting Threshing 6 / 10 16. The process of drying wheat stalks in the sun and then beating them to separate the grains is called Winnowing Threshing Churning Sieving 7 / 10 17. Which of the following tool helps in uniform distribution of seeds while sowing? Thresher Funnel connected to pipes Sprinkler Seed drill 8 / 10 18. Which of the following animal is taken care of in animal husbandry? Rhino Tiger Buffalo Lion 9 / 10 19. Identify the agricultural method in which different crops are grown on a piece of land season after season. Irrigation Monoculture Crop rotation Shifting cultivation 10 / 10 20. Rhizobium bacteria in the root nodules of leguminous plants help in fixing: Sulphur Oxygen Hydrogen Nitrogen Your score isThe average score is 40% LinkedIn Facebook VKontakte 0% Restart quiz